King's Kung-Fu& Tai Chi

Chinese symbol for “ultraviolet”

紫外
zǐ wài
ultraviolet (ray)

The closest CC-CEDICT match for ultraviolet is 紫外 (zǐ wài), defined as: ultraviolet (ray).

Before using these characters for a tattoo, check them with a native speaker. Dictionary words often have several meanings, and the right choice depends on context.

Characters and stroke order

紫 zǐ
purple, violet; amethyst; surname
radical 120 ⽷ · 12 strokes
外 wài
out, outside, external; foreign; in addition
radical 36 ⼣ · 5 strokes

Related words

Other words that share a character with 紫外.

WordPinyinMeaning
紫色zǐ sèpurple; violet (color)
紫外线 (紫外線)zǐ wài xiànultraviolet ray
紫菜zǐ càiedible seaweed of genus Porphyra or genus Pyropia, esp. one used to make dried sheets of nori
紫薇zǐ wēicrape myrtle
紫荆 (紫荊)zǐ jīngChinese redbud (Cercis chinensis)
另外lìng wàiadditional; in addition
此外cǐ wàibesides; in addition; moreover; furthermore
外国 (外國)wài guóforeign country

See also: Japanese symbol for “ultraviolet”.

Data: CC-CEDICT (CC BY-SA 4.0); Unihan Database (Unicode License v3); Make Me a Hanzi (Arphic Public License (graphics.txt); LGPL-3.0-or-later (dictionary.txt)); wordfreq (CC BY-SA 4.0 (data)). Retrieved 2026-10-22.

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